hermit thrush vs Hylocichla guttata

hermit thrush and Hylocichla guttata both are nouns.

Word	Noun	Adjective	Verb	Adverb
hermit thrush	Yes	No	No	No
Hylocichla guttata	Yes	No	No	No

As nouns, hermit thrush and Hylocichla guttata are synonyms defined as:

hermit thrush and Hylocichla guttata: North American thrush noted for its complex and appealing song

hermit thrush (noun)	Hylocichla guttata (noun)
North American thrush noted for its complex and appealing song	North American thrush noted for its complex and appealing song